Factor out the 'key fields without link_id' logic from document
Also make sure the to-be-removed is present before removing it when
doing the field reordening.
Patch by: Sverre Rabbelier
"""
Create a superuser from the command line. Deprecated; use manage.py
createsuperuser instead.
"""
if __name__ == "__main__":
from django.core.management import call_command
call_command("createsuperuser")